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std::shared_ptr thread safety explained
... in general you might want to look at the boost::shared_ptr source: http://www.boost.org/doc/libs/1_37_0/boost/shared_ptr.hpp.
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When do items in HTML5 local storage expire?
...e is too much data for cookies. I am using it in conjunction with pieroxy.net/blog/pages/lz-string/index.html.
– Peter Smartt
Apr 13 '16 at 6:22
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Difference between double and single curly brace in angular JS?
...;
<!-- with some directives like `ngSrc` -->
<img ng-src="http://www.example.com/gallery/{{hash}}"/>
<!-- set the title attribute -->
<div ng-attr-title="{{celebrity.name}}">...
<!-- set a custom attribute for your custom directive -->
<div custom-directive custom...
How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
... difference between GENERATED BY DEFAULT and GENERATED ALWAYS, see https://www.cybertec-postgresql.com/en/sequences-gains-and-pitfalls/.
For altering the sequence, see https://popsql.io/learn-sql/postgresql/how-to-alter-sequence-in-postgresql/.
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How to see if an NSString starts with a certain other string?
...olved, which I believe the question hints at. Consider the case of "HTTP://WWW...". But the biggest problem is that the proposed solution will throw an exception when it encounters "ftp" or a string less than 4 characters. The hasPrefix method does not have the same problem.
– ...
Executing periodic actions in Python [duplicate]
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Here's a nice implementation using the Thread class: http://g-off.net/software/a-python-repeatable-threadingtimer-class
the code below is a little more quick and dirty:
from threading import Timer
from time import sleep
def hello():
print "hello, world"
t = Timer(3,hello)
t.s...
How do I daemonize an arbitrary script in unix?
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We should have more posts like this in SO and in the net in general. Not just a recipe on how to achieve the desired effect but one that takes the trouble to explain the recipes. Why can't I upvote this more than once? :|
– skytreader
Apr ...
Why am I getting an OPTIONS request instead of a GET request?
...used to send
request data with a Content-Type other than
application/x-www-form-urlencoded, multipart/form-data, or text/plain,
e.g. if the POST request sends an XML payload to the server using
application/xml or text/xml, then the request is preflighted.
It sets custom headers in the req...
Difference between static STATIC_URL and STATIC_ROOT on Django
...tic will collect static files for deployment.
Example: STATIC_ROOT="/var/www/example.com/static/"
now the command ./manage.py collectstatic will copy all the static files(ie in static folder in your apps, static files in all paths) to the directory /var/www/example.com/static/. now you only need...
T-SQL split string
...rnatives, if splitting strings coming from the application layer:
http://www.sqlperformance.com/2012/07/t-sql-queries/split-strings
http://www.sqlperformance.com/2012/08/t-sql-queries/splitting-strings-now-with-less-t-sql
https://sqlblog.org/2010/07/07/splitting-a-list-of-integers-another-roundup
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